Wechat business wing is an indispensable software in my daily work. There is a function of adding people to a group, which can automatically add friends. The effect is the same as manual operation. You can also filter gender and automatically add tags and comments. When you can't finish writing next time, you can continue to add it where you added it last time and edit the verification message yourself. It is still very good. The most important thing, of course, is safety. Very powerful